QC/T 1048-2016 PDF English
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QC/T 1048-2016: Bus emergency hammer---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/QCT1048-2016
QC
AUTOMOTIVE INDUSTRY STANDARD
ICS 43.080.20
T 42
Bus emergency hammer
Issued on. APRIL 05, 2016
Implemented on. SEPTEMBER 01, 2016
Issued by. Ministry of Industry and Information Technology of the
People's Republic of China
Table of Contents
Announcement... 2
Foreword... 8
1 Scope... 9
2 Normative references... 9
3 Terms and definitions... 10
4 Technical requirements... 10
5 Test methods... 12
6 Inspection rules... 14
7 Marks, packaging, transport, storage... 15
Foreword
This Standard was drafted in accordance with the rules given in GB/T 1.1-2009
“Directives for standardization - Part 1.Structure and drafting of standards”.
This Standard does not involve patents.
This Standard was proposed by and shall be under the jurisdiction of National
Technical Committee on Automobiles of Standardization Administration of
China (SAC/TC 114).
The drafting organizations of this Standard. Jinhua Youth Automobile
Manufacturing Co., Ltd., Chongqing Vehicle Inspection Research Institute Co.,
Ltd., Danyang City Car and Boat Decoration Co., Ltd., Xiamen Jinlong United
Automobile Industry Co., Ltd., Xiamen Zhisheng Industry and Trade Co., Ltd.,
China Auto Auto Parts (Xiamen) Co., Ltd., China Highway Vehicle Machinery
Co., Ltd.
Main drafters of this Standard. Luo Ruihua, Liu Wanli, Li Dexing, Zhou Weiyi,
Pei Zhihao, Xie Cuiying, Ye Zhanguo, Zhao Xiansen, Hua Wei, Wang Anfei.
Bus emergency hammer
1 Scope
This Standard specifies the technical requirements, test methods, inspection
rules as well as marks, packaging, transport, storage of bus emergency
hammer.
This Standard is applicable to bus emergency hammer used for M2, M3 buses.
The emergency hammer used by other type bus shall refer to this Standard for
implementation.
2 Normative references
The following referenced documents are indispensable for the application of
this document. For dated references, only the edition cited applies. For undated
references, the latest edition of the referenced document (including any
amendments) applies.
GB/T 191, Packaging and storage marks
GB/T 2423.1, Environmental testing - Part 2.Test methods - Tests A. Cold
(GB/T 2423.1-2008, IEC 60068-2-1.2007, IDT)
GB/T 2423.2, Environmental testing - Part 2.Test methods - Tests B. Dry
heat (GB/T 2423.2-2008, IEC 60068-2-2.2007, IDT)
GB/T 3785.1, Electroacoustics - Sound level meters - Part 1.Specifications
GB 7258, Safety specifications for power-driven vehicles operating on roads
GB 8410, Flammability of automotive interior materials
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1 bus emergency hammer
in the event of an emergency, it is convenient to remove and crush the
emergency window tempered glass for easy escape; it consists of hammer
head, hammer handle, bracket, alarm device, etc. (see Figure 1)
4 Technical requirements
4.1 General requirements
4.1.1 The bus emergency hammer (hereinafter referred to as “emergency
hammer) shall meet the requirements of this Standard. It shall be manufactured
in accordance with product drawings and technical documents approved by the
prescribed procedures.
4.1.4 The materials used for emergency hammers shall meet the requirements
of GB/T 30512.
4.1.5 There shall be no flash burrs around the emergency hammer and the
surface shall be rustproof.
4.1.6 The Emergency hammer handle, bracket shall be free of flash burrs. The
surface is flat and smooth, without deformation. The color shall be red, no color
difference, which can withstand slight-acid, slight-alkali.
4.1.7 The emergency hammer head and handle shall be assembled tightly and
firmly.
4.2 Size and quality requirements
4.2.1 The distance from the tip of the emergency hammer to the center of the
hammer handle is l≥130mm. The inner part of the hammer handle is l1 ≥85mm
(see Figure 1).
4.3 Installation requirements
4.3.1 The emergency hammer is usually placed in the bracket. The bracket shall
be installed adjacent to the emergency window and easy to see and access.
The installation height is 1000mm ~ 1700mm above the floor surface of the
vehicle.
4.4 Temperature resistance
4.4.1 Low temperature resistance
The emergency hammer (including the bracket) shall be in accordance with the
low temperature storage test requirements of 5.1.1.1 of GB/T 28046.4-2011.At
a low temperature of (-40±2)°C, perform according to the test method specified
in Test Ab of GB/T 2423 for 24h. After the low temperature storage test, its
functional status shall meet the Class C requirements of GB/T 28046.1-2011.
4.5 Low temperature drop resistance
The emergency hammer (including the bracket) shall be subjected to the 1.5 m
drop test according to the test conditions in Table 1.After the test, the
emergency hammer head shall be free of deformation and no falling off. The tip
of the hammer head shall be unchanged. The emergency hammer shall not be
cracked or loosened. The alarm device shall work normally.
5 Test methods
5.1 Flame retardancy test
The flame retardancy test of non-metallic materials is carried out in accordance
with the provisions of GB 8410.
5.2 Low temperature drop resistance test
5.3 Alarm device test
5.3.1 Remove the emergency hammer from the fixed bracket. The alarm device
shall sound an audible alarm. Use sound level meter to test. The test results
shall comply with the requirements of 4.1.9.
5.3.2 The sound level meter for measurement shall meet the requirements of
the Class 1 sound level meter specified in GB/T 3785.1.“A” frequency weighting
characteristics and “F” time weighting characteristics shall be used for
measurement. Before and after measurement, the sound level meter shall be
calibrated according to the manufacturer's specifications by using a Class 1
acoustic calibrator in accordance with GB/T 15173.
5.3.5 When measuring, record the maximum sound level displayed by the
sound level meter of each measurement point. Take the maximum of the
measurements of three measurement points as the final measurement result.
5.3.6 When the difference between the measured sample alarm sound and the
background noise is greater than or equal to 10 dB(A), the measured value is
not corrected. When the difference between the measured sample alarm sound
and the background noise is less than 3 dB(A), the measured value is invalid.
When the difference between the measured sample alarm sound and the
background noise is 3dB(A) ~ 9dB(A), the measured value shall be subtracted
from the correction value in Table 2.
6 Inspection rules
6.1 Inspection classification
The inspection of emergency hammer is divided into exit-factory inspection and
type inspection.
6.2 Exit-factory inspection
6.3 Type inspection
6.3.1 Type inspection shall be performed in one of the following situations.
6.3.4 Type inspection items shall all meet the requirements. If there are
unqualified items, double the number of samples shall be taken to re-inspect
the unqualified items. If there is still unqualified item, this batch of products shall
be determined as unqualified.
7 Marks, packaging, transport, storage
7.1 Marks
7.1.1 Product mark
Each product shall be marked in obvious part with the following information.
7.1.2 Marks of packaging box
The product packaging box shall have the following marks.
7.2 Packaging
7.2.1 The product shall be packed firmly and have anti-shock, moisture-proof
and dust-proof measures.
7.2.2 Random files shall be placed in the box, including.
7.3 Transport
During the transport process, rain-proof measures shall be taken to avoid direct
exposure to the sun. Avoid strong impacts and collisions.
7.4 Storage
The product shall be stored in a dry, ventilated, non-hazardous environment
and shall be protected from corrosive substances.
QC/T 1048-2016
QC
AUTOMOTIVE INDUSTRY STANDARD
ICS 43.080.20
T 42
Bus emergency hammer
Issued on. APRIL 05, 2016
Implemented on. SEPTEMBER 01, 2016
Issued by. Ministry of Industry and Information Technology of the
People's Republic of China
Table of Contents
Announcement... 2
Foreword... 8
1 Scope... 9
2 Normative references... 9
3 Terms and definitions... 10
4 Technical requirements... 10
5 Test methods... 12
6 Inspection rules... 14
7 Marks, packaging, transport, storage... 15
Foreword
This Standard was drafted in accordance with the rules given in GB/T 1.1-2009
“Directives for standardization - Part 1.Structure and drafting of standards”.
This Standard does not involve patents.
This Standard was proposed by and shall be under the jurisdiction of National
Technical Committee on Automobiles of Standardization Administration of
China (SAC/TC 114).
The drafting organizations of this Standard. Jinhua Youth Automobile
Manufacturing Co., Ltd., Chongqing Vehicle Inspection Research Institute Co.,
Ltd., Danyang City Car and Boat Decoration Co., Ltd., Xiamen Jinlong United
Automobile Industry Co., Ltd., Xiamen Zhisheng Industry and Trade Co., Ltd.,
China Auto Auto Parts (Xiamen) Co., Ltd., China Highway Vehicle Machinery
Co., Ltd.
Main drafters of this Standard. Luo Ruihua, Liu Wanli, Li Dexing, Zhou Weiyi,
Pei Zhihao, Xie Cuiying, Ye Zhanguo, Zhao Xiansen, Hua Wei, Wang Anfei.
Bus emergency hammer
1 Scope
This Standard specifies the technical requirements, test methods, inspection
rules as well as marks, packaging, transport, storage of bus emergency
hammer.
This Standard is applicable to bus emergency hammer used for M2, M3 buses.
The emergency hammer used by other type bus shall refer to this Standard for
implementation.
2 Normative references
The following referenced documents are indispensable for the application of
this document. For dated references, only the edition cited applies. For undated
references, the latest edition of the referenced document (including any
amendments) applies.
GB/T 191, Packaging and storage marks
GB/T 2423.1, Environmental testing - Part 2.Test methods - Tests A. Cold
(GB/T 2423.1-2008, IEC 60068-2-1.2007, IDT)
GB/T 2423.2, Environmental testing - Part 2.Test methods - Tests B. Dry
heat (GB/T 2423.2-2008, IEC 60068-2-2.2007, IDT)
GB/T 3785.1, Electroacoustics - Sound level meters - Part 1.Specifications
GB 7258, Safety specifications for power-driven vehicles operating on roads
GB 8410, Flammability of automotive interior materials
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1 bus emergency hammer
in the event of an emergency, it is convenient to remove and crush the
emergency window tempered glass for easy escape; it consists of hammer
head, hammer handle, bracket, alarm device, etc. (see Figure 1)
4 Technical requirements
4.1 General requirements
4.1.1 The bus emergency hammer (hereinafter referred to as “emergency
hammer) shall meet the requirements of this Standard. It shall be manufactured
in accordance with product drawings and technical documents approved by the
prescribed procedures.
4.1.4 The materials used for emergency hammers shall meet the requirements
of GB/T 30512.
4.1.5 There shall be no flash burrs around the emergency hammer and the
surface shall be rustproof.
4.1.6 The Emergency hammer handle, bracket shall be free of flash burrs. The
surface is flat and smooth, without deformation. The color shall be red, no color
difference, which can withstand slight-acid, slight-alkali.
4.1.7 The emergency hammer head and handle shall be assembled tightly and
firmly.
4.2 Size and quality requirements
4.2.1 The distance from the tip of the emergency hammer to the center of the
hammer handle is l≥130mm. The inner part of the hammer handle is l1 ≥85mm
(see Figure 1).
4.3 Installation requirements
4.3.1 The emergency hammer is usually placed in the bracket. The bracket shall
be installed adjacent to the emergency window and easy to see and access.
The installation height is 1000mm ~ 1700mm above the floor surface of the
vehicle.
4.4 Temperature resistance
4.4.1 Low temperature resistance
The emergency hammer (including the bracket) shall be in accordance with the
low temperature storage test requirements of 5.1.1.1 of GB/T 28046.4-2011.At
a low temperature of (-40±2)°C, perform according to the test method specified
in Test Ab of GB/T 2423 for 24h. After the low temperature storage test, its
functional status shall meet the Class C requirements of GB/T 28046.1-2011.
4.5 Low temperature drop resistance
The emergency hammer (including the bracket) shall be subjected to the 1.5 m
drop test according to the test conditions in Table 1.After the test, the
emergency hammer head shall be free of deformation and no falling off. The tip
of the hammer head shall be unchanged. The emergency hammer shall not be
cracked or loosened. The alarm device shall work normally.
5 Test methods
5.1 Flame retardancy test
The flame retardancy test of non-metallic materials is carried out in accordance
with the provisions of GB 8410.
5.2 Low temperature drop resistance test
5.3 Alarm device test
5.3.1 Remove the emergency hammer from the fixed bracket. The alarm device
shall sound an audible alarm. Use sound level meter to test. The test results
shall comply with the requirements of 4.1.9.
5.3.2 The sound level meter for measurement shall meet the requirements of
the Class 1 sound level meter specified in GB/T 3785.1.“A” frequency weighting
characteristics and “F” time weighting characteristics shall be used for
measurement. Before and after measurement, the sound level meter shall be
calibrated according to the manufacturer's specifications by using a Class 1
acoustic calibrator in accordance with GB/T 15173.
5.3.5 When measuring, record the maximum sound level displayed by the
sound level meter of each measurement point. Take the maximum of the
measurements of three measurement points as the final measurement result.
5.3.6 When the difference between the measured sample alarm sound and the
background noise is greater than or equal to 10 dB(A), the measured value is
not corrected. When the difference between the measured sample alarm sound
and the background noise is less than 3 dB(A), the measured value is invalid.
When the difference between the measured sample alarm sound and the
background noise is 3dB(A) ~ 9dB(A), the measured value shall be subtracted
from the correction value in Table 2.
6 Inspection rules
6.1 Inspection classification
The inspection of emergency hammer is divided into exit-factory inspection and
type inspection.
6.2 Exit-factory inspection
6.3 Type inspection
6.3.1 Type inspection shall be performed in one of the following situations.
6.3.4 Type inspection items shall all meet the requirements. If there are
unqualified items, double the number of samples shall be taken to re-inspect
the unqualified items. If there is still unqualified item, this batch of products shall
be determined as unqualified.
7 Marks, packaging, transport, storage
7.1 Marks
7.1.1 Product mark
Each product shall be marked in obvious part with the following information.
7.1.2 Marks of packaging box
The product packaging box shall have the following marks.
7.2 Packaging
7.2.1 The product shall be packed firmly and have anti-shock, moisture-proof
and dust-proof measures.
7.2.2 Random files shall be placed in the box, including.
7.3 Transport
During the transport process, rain-proof measures shall be taken to avoid direct
exposure to the sun. Avoid strong impacts and collisions.
7.4 Storage
The product shall be stored in a dry, ventilated, non-hazardous environment
and shall be protected from corrosive substances.
......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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